extended wave and localized vibration  扩展模与局部振动模

highly symmetrical and localized MO basis set  定域轨道基组

aiming ejection and gain  定向抛射与增益

Compression and ejection refrigeration cycle  压缩／喷射制冷循环

ejection and scattering  抛撒

energy saving and ejection decreasing  节能减排

energy-saving and ejection-decreasing  节能减排

energy-savinig and ejection-decreasing  节能减排

sediment retaining and ejection system  拦排沙系统

bipolar and suction forceps  双极切割钳

combination of suction and seepage  抽渗结合

combined suction and force pump  联合真空压力泵

discharge and suction hose  排吸水龙带

discharge flow and suction  出流与吸入

drag and suction device  耙吸设施

flood and suction valve  注吸阀

flushing and suction type pump of sand  冲吸式吸砂泵

heavy-duty oil suction and discharge hose  重型排吸油胶管

heavy-duty water suction and discharge hose  大号排吸水胶管